Hi adaz11,
We appreciate you reaching out to us. We understand that you are getting a completely different set of words in the subtitle compared to what is spoken.
The subtitles may vary by media, content, and in some cases the source.
Also, there may be variation for some languages. For example, you may get Spanish and Spanish (Latin America).
If you are using contents or media from the Apple TV app or iTunes Store, you may be able to manage your subtitles by following the steps in the article below.
Change subtitles or languages for videos in the Apple TV app or iTunes Store
If you are not getting the option that you want, we'd like to hear from you.
We strive to bring the best personal computing experience to customers around the world through our innovative hardware, software and Internet offerings. We welcome your feedback on our products here: Product Feedback - Apple
If you are using contents or media from a different source, we recommend that you reach out to the source of your contents or media for further assistance.
Take care!